Merge release-5-0 into master

[alexxy/gromacs.git] / CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index bb66472c6bc8ffd3a5541e262585defedbf0a457..3adae520c3627065717fc87fff8d73e6715100ed 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -57,6 +57,9 @@ include(gmxVersionInfo)
 if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT AND UNIX)
     set(CMAKE_INSTALL_PREFIX "/usr/local/gromacs" CACHE STRING "Installation prefix (installation will need write permissions here)" FORCE)
 endif()
+if("${CMAKE_INSTALL_PREFIX}" STREQUAL "${CMAKE_BINARY_DIR}")
+    message(FATAL_ERROR "GROMACS cannot be installed into the build tree, choose a different location for CMAKE_INSTALL_PREFIX")
+endif()
 
 include(gmxBuildTypeReference)
 include(gmxBuildTypeProfile)